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Finding the Fourth Proportional to 5,290.05, 7,300.49 and 2,932.19

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Solution

The fourth proportional to 5,290.05, 7,300.49 and 2,932.19 is: 4,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.05 : 7,300.49 = 2,932.19 : x
  2. Step 2: Convert to fraction form
    5,290.05/7,300.49 = 2,932.19/x
  3. Step 3: Cross multiply
    5,290.05x = 7,300.49 × 2,932.19
  4. Step 4: Simplify right side
    5,290.05x = 21,406,412.85
  5. Step 5: Solve for x
    x = 21,406,412.85/5,290.05
  6. Step 6: Final answer
    x = 4,046.55

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